Ring Size Guide
Wrap a piece of string around the base of your finger and record the measurement in millimeters. Use the chart below to find your size given the closest measurement.
Circumference
47 mm
48 mm
49.3 mm
50.6 mm
51.9 mm
53.1 mm
54.4 mm
55.7 mm
57 mm
58.3 mm
59.6 mm
60.8 mm
62.1 mm
63.04 mm
64.06 mm
65.9 mm
67.2 mm
Diameter
14.99 mm
15.25 mm
15.7 mm
16.1 mm
16.5 mm
16.92 mm
17.32 mm
17.73 mm
18.14 mm
18.54 mm
18.95 mm
19.40 mm
19.80 mm
20.20 mm
20.60 mm
21.00 mm
21.40 mm
US Size
4
4.5
5
5.5
6
6.5
7
7.5
8
8.5
9
9.5
10
10.5
11
11.5
12